Field Guide to Math In Humboldt
No. 27 Highway Numbers
Highway numbers. Road are classified by their direction and connections.North and south roadways, like Hwy 101, are numbered with odd numbers,
East and West routes are even, like Hwy 36.
Interstate routes that branch off major roadways are designated with 3 digit numbers, like 299.
The last two digits tell the origin of the branch. 101 is a branch of Hwy 1. 299 originates off of Hwy 99.
East and West routes are even, like Hwy 36.
Interstate routes that branch off major roadways are designated with 3 digit numbers, like 299.
The last two digits tell the origin of the branch. 101 is a branch of Hwy 1. 299 originates off of Hwy 99.